Christopher Clark graphed the peak levels of and RMS levels of three hit songs a year over the past three decades. This image links to a PDF of his full poster, "A Visual History Of Loudness." Christopher Clark hide caption

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The Loudness Wars: Why Music Sounds Worse

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Race, Love and Pain Had Listeners Buzzing In 2009

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Cell Phone Voice Quality Assessed

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Ex-Hedge Fund Analyst Finds Calling On YouTube

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The Evolution Of Cinematic Special Effects

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Technology: Apps Are Where It's At In 2010

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Republican Politicians Make A Social Media Push

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Internet Memes Spread Viral Amusement

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Zhu Zhu Pets: The Video Game

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Inside Atlanta's new air traffic control tower, a dozen controllers separate arriving and departing planes. Jim Burress for NPR hide caption

toggle caption Jim Burress for NPR

FAA Looks To Technology To Train Air Controllers

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Video Games And Participatory Culture

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Courtesy of Apple

The iPod: 'A Quantum Leap In Listening'

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Bing Vs. Google: A Weeklong Experiment

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Even the pope has gotten into social networking on the Pope2You Web site featuring a photograph of Pope Benedict XVI on the home page. The site translates its content into English, French, Spanish, German and Italian. Pier Paolo Cito/AP hide caption

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Religion Finds Home On IPhones, Social Networks

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John G. Mabanglo/AFP/Getty Images

Napster: The File-Sharing Service That Started It All?

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